feat: drop init.d support and go-daemon binaries

remove init.d scripts
drop go-daemon dep and daemon binaries
cleanup mage tasks

NOTICE.txt

@@ -9849,43 +9849,6 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
 
 
---------------------------------------------------------------------------------
-Dependency : github.com/tsg/go-daemon
-Version: v0.0.0-20200207173439-e704b93fd89b
-Licence type (autodetected): BSD-3-Clause
---------------------------------------------------------------------------------
-
-Contents of probable licence file $GOMODCACHE/github.com/tsg/go-daemon@v0.0.0-20200207173439-e704b93fd89b/LICENSE:
-
-Copyright (c) 2013-2014 Alexandre Fiori. All rights reserved.
-
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions are
-met:
-
-   * Redistributions of source code must retain the above copyright
-notice, this list of conditions and the following disclaimer.
-   * Redistributions in binary form must reproduce the above
-copyright notice, this list of conditions and the following disclaimer
-in the documentation and/or other materials provided with the
-distribution.
-   * The names of authors or contributors may NOT be used to endorse or
-promote products derived from this software without specific prior
-written permission.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-
 --------------------------------------------------------------------------------
 Dependency : github.com/winlabs/gowin32
 Version: v0.0.0-20240930213947-f504d7e14639

dev-tools/packaging/packages.yml

@@ -52,18 +52,12 @@ shared:
         content: >
           {{ commit }}
         mode: 0644
-      /usr/share/{{.BeatName}}/bin/{{.BeatName}}-god:
-        source: build/golang-crossbuild/god-{{.GOOS}}-{{.Platform.Arch}}
-        mode: 0755
       /usr/bin/{{.BeatName}}:
         template: '{{ elastic_beats_dir }}/dev-tools/packaging/templates/linux/elastic-agent.sh.tmpl'
         mode: 0755
       /lib/systemd/system/{{.BeatServiceName}}.service:
         template: '{{ elastic_beats_dir }}/dev-tools/packaging/templates/linux/elastic-agent.unit.tmpl'
         mode: 0644
-      /etc/init.d/{{.BeatServiceName}}:
-        template: '{{ elastic_beats_dir }}/dev-tools/packaging/templates/{{.PackageType}}/elastic-agent.init.sh.tmpl'
-        mode: 0755
       /var/lib/{{.BeatName}}/data/{{.BeatName}}-{{agent_package_version}}{{snapshot_suffix}}-{{ commit_short }}/{{.BeatName}}{{.BinaryExt}}:
         source: build/golang-crossbuild/{{.BeatName}}-{{.GOOS}}-{{.Platform.Arch}}{{.BinaryExt}}
         mode: 0755
@@ -348,18 +342,12 @@ shared:
       /usr/share/{{.BeatName}}/kibana:
         source: _meta/kibana.generated
         mode: 0644
-      /usr/share/{{.BeatName}}/bin/{{.BeatName}}-god:
-        source: build/golang-crossbuild/god-{{.GOOS}}-{{.Platform.Arch}}
-        mode: 0755
       /usr/bin/{{.BeatName}}:
         template: '{{ elastic_beats_dir }}/dev-tools/packaging/templates/linux/beatname.sh.tmpl'
         mode: 0755
       /lib/systemd/system/{{.BeatServiceName}}.service:
         template: '{{ elastic_beats_dir }}/dev-tools/packaging/templates/linux/systemd.unit.tmpl'
         mode: 0644
-      /etc/init.d/{{.BeatServiceName}}:
-        template: '{{ elastic_beats_dir }}/dev-tools/packaging/templates/{{.PackageType}}/init.sh.tmpl'
-        mode: 0755
 
   # MacOS pkg spec for community beats.
   - &macos_beat_pkg_spec